/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package controller.post;

import java.io.*;

import java.util.Collection;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.servlet.*;
import javax.servlet.http.*;
import model.fbComment;
import model.fbPost;
import model.fbSession;
import model.fbUser;
import model.pojo.Comment;
import model.pojo.Post;

/**
 *
 * @author Yasith
 */
public class posts extends HttpServlet {

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {

        List<Post> posts;
        Map<Post, Collection<Comment>> commentsPostsMap;
        if ((request.getParameter("user") == null) && (request.getSession().getAttribute("fbSession") != null)) {
            //now we should display the profile of the user who is making the request it self.

            fbSession fbs = (fbSession) request.getSession().getAttribute("fbSession");
            request.setAttribute("currentUser", fbs.getUser());
            request.setAttribute("ownerOfBlog", fbs.getUser());

            posts = fbPost.getPosts(fbs.getUser());
            commentsPostsMap = new HashMap<Post, Collection<Comment>>();
            for (Post p : posts) {
                commentsPostsMap.put(p, fbComment.getComments(p));
            }
        } else {

            if (request.getSession().getAttribute("fbSession") != null) {
                fbSession fbs = (fbSession) request.getSession().getAttribute("fbSession");
                request.setAttribute("currentUser", fbs.getUser());
            }

            request.setAttribute("ownerOfBlog", fbUser.getUser(Integer.valueOf(request.getParameter("user"))));

            posts = fbPost.getPosts(fbUser.getUser(Integer.valueOf(request.getParameter("user"))));
            commentsPostsMap = new HashMap<Post, Collection<Comment>>();
            for (Post p : posts) {
                commentsPostsMap.put(p, fbComment.getComments(p));
            }
        }
        request.setAttribute("posts", posts);
        request.setAttribute("commentsPostsMap", commentsPostsMap);
        request.getRequestDispatcher("posts.jsp").forward(request, response);
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     */
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     */
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     */
    public String getServletInfo() {
        return "Short description";
    }
    // </editor-fold>
}
